Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 7 24.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(AQUA) AQUA Lat/Lon    Distance(km)  Time Diff(sec)
 07/25/2021   16:52:06   (  57.39, -62.20) 07/25/2021   16:52:26  (  57.39, -62.21)    0.73                20
 07/25/2021   17:40:24   ( -49.15, 109.39) 07/25/2021   17:39:30  ( -49.18, 109.42)    3.57                54
 07/28/2021   09:08:57   (  59.23,  52.54) 07/28/2021   09:09:27  (  59.23,  52.55)    0.31                30
 07/28/2021   09:57:03   ( -50.33,-135.19) 07/28/2021   09:56:19  ( -50.33,-135.18)    0.85                44
 07/31/2021   01:25:44   (  60.84, 167.34) 07/31/2021   01:26:24  (  60.84, 167.36)    1.08                40
 07/31/2021   02:13:53   ( -52.13, -20.10) 07/31/2021   02:13:19  ( -52.13, -20.10)    0.10                34
 08/02/2021   17:42:25   (  62.17, -77.75) 08/02/2021   17:43:15  (  62.16, -77.72)    1.57                50
 08/02/2021   18:30:40   ( -53.82,  94.99) 08/02/2021   18:30:16  ( -53.82,  94.98)    0.80                24
 08/05/2021   09:59:04   (  63.32,  37.22) 08/05/2021   10:00:04  (  63.32,  37.25)    1.73                60